# K103042: Atmos E 201 Thorax and Atmos S 201 Thorax

- Pathway: 510(k) (Traditional)
- Applicant: Atmos, Inc.
- Decided: Apr 15, 2011 after 183 days
- Product code: BTA (Pump, Portable, Aspiration (Manual Or Powered))
- Device class: 2
- Regulation: 21 CFR 878.4780
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 4 generations back to K933902 (1994). 7 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 9 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K080212: Medela Thopaz, Model 200 0288, Medela AG (2008) Summary page 1.
- K043582: Ocean Chest Drain, Atrium Medical Corp. (2005) Summary page 1.

## Most influential descendants
- K241799: ATMOS C 051 Thorax (317.0200.0); Secretion canister 800ml (317.1300.0); Hose system (312.1177.0); Hose system with connector small (312.1206.0); Hose system with connector medium (312.1207.0); Hose system with connector large (312.1208.0); Hose system with Y-connector medium (312.1209.0); Hose system with Y-connector large (312.1210.0); Universal bracket for ATMOS C 051 Thorax (316.0200.0); Bracket for ATMOS C 051 Thorax - Standard rail (317.1160.0); Charger Storage for bracket ATMOS C (2025), 0 descendants of its own

## Indications for use
The ATMOS E 201 Thorax and the ATMOS S 201 Thorax are indicated for aspiration and removal of surgical fluids, tissue, gases, bodily fluids or infectious material from a patient's respiratory support system after surgery. The general indication of the ATMOS S 201 Thorax and the ATMOS E 201 Thorax is thoracic drainage.

Source page: https://510kreport.com/device/K103042
Methodology: https://510kreport.com/methodology